If a is an integer and n is a positive integer, we define a mod n to be the remainder when a is divided by n. The integer n is called the

Divisor

Step-by-step explanation:

Given

Required

What does n represents

In arithmetic, the number that divides another is referred to as divisor;

Take for instance;

This implies that when 5 is divided by 3, the remainder is 2

The bold text (divided by 3) means that 3 is the divisor of 5;

When compared to

We have that

n = 3

Reason being that, n and 3 are in the same position base on order of appearance;

Hence, n represents the divisor

i dont know sorry

step-by-step explanation:

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5